oj.uz

Submission #544156

# Submission time Handle Problem Language Result Execution time Memory
544156 2022-04-01T08:57:36 Z 1BeeNY1 Cigle (COI21_cigle) C++17
48 / 100
 487 ms 514080 KB 
#include <bits/stdc++.h>

using namespace std;

int n,v[5005];
int dp[505][505][505],mn[505][505];

int main()
{
    cin>>n;
    for(int i=1; i<=n; i++) cin>>v[i];

    int ans=0;

    for(int i=2; i<=n; i++)
    {
        for(int j=i-1; j>=1; j--)
        {
            int st=j+1,dr=j;
            long long a=v[st],b=v[dr];
            int nr=0;
            dp[i][j][j-1]=mn[j][j-1];
            mn[i][j]=dp[i][j][j-1];

            while( st<=i&&dr>=1 )
            {
                if(st==i&&dr==1) break;
                if(st==i) dr--,b+=v[dr];
                else if(dr==1) st++,a+=v[st];
                else
                {
                    if(a==b) nr++,st++,dr--,a+=v[st],b+=v[dr];
                    else if(a<b) st++,a+=v[st];
                    else dr--,b+=v[dr];
                }

                dp[i][j][dr-1]=max(dp[i][j][dr-1],nr+mn[j][dr-1]);
                mn[i][j]=max(mn[i][j],dp[i][j][dr-1]);
            }

            ans=max(ans,mn[i][j]);
        }
    }

    cout<<ans;

    return 0;
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 724 KB Output is correct
2 Correct 1 ms 724 KB Output is correct
3 Correct 1 ms 724 KB Output is correct
4 Correct 1 ms 724 KB Output is correct
5 Correct 1 ms 688 KB Output is correct
6 Correct 1 ms 724 KB Output is correct
7 Correct 1 ms 724 KB Output is correct
8 Correct 1 ms 724 KB Output is correct
9 Correct 1 ms 692 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 724 KB Output is correct
2 Correct 1 ms 724 KB Output is correct
3 Correct 1 ms 724 KB Output is correct
4 Correct 1 ms 724 KB Output is correct
5 Correct 1 ms 688 KB Output is correct
6 Correct 1 ms 724 KB Output is correct
7 Correct 1 ms 724 KB Output is correct
8 Correct 1 ms 724 KB Output is correct
9 Correct 1 ms 692 KB Output is correct
10 Correct 4 ms 6996 KB Output is correct
11 Correct 4 ms 6996 KB Output is correct
12 Correct 4 ms 6960 KB Output is correct
13 Correct 4 ms 6996 KB Output is correct
14 Correct 3 ms 6996 KB Output is correct
15 Correct 4 ms 6996 KB Output is correct
16 Correct 4 ms 6996 KB Output is correct
17 Correct 3 ms 6996 KB Output is correct
18 Correct 4 ms 6996 KB Output is correct
19 Correct 4 ms 6932 KB Output is correct
20 Correct 4 ms 6996 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 220 ms 249816 KB Output is correct
2 Correct 215 ms 249788 KB Output is correct
3 Correct 229 ms 249800 KB Output is correct
4 Correct 213 ms 249840 KB Output is correct
5 Correct 224 ms 249844 KB Output is correct
6 Correct 268 ms 249724 KB Output is correct
7 Correct 276 ms 249768 KB Output is correct
8 Correct 287 ms 249728 KB Output is correct
9 Correct 277 ms 249792 KB Output is correct
10 Correct 234 ms 249780 KB Output is correct
11 Correct 252 ms 249776 KB Output is correct
12 Correct 237 ms 249796 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 724 KB Output is correct
2 Correct 1 ms 724 KB Output is correct
3 Correct 1 ms 724 KB Output is correct
4 Correct 1 ms 724 KB Output is correct
5 Correct 1 ms 688 KB Output is correct
6 Correct 1 ms 724 KB Output is correct
7 Correct 1 ms 724 KB Output is correct
8 Correct 1 ms 724 KB Output is correct
9 Correct 1 ms 692 KB Output is correct
10 Correct 4 ms 6996 KB Output is correct
11 Correct 4 ms 6996 KB Output is correct
12 Correct 4 ms 6960 KB Output is correct
13 Correct 4 ms 6996 KB Output is correct
14 Correct 3 ms 6996 KB Output is correct
15 Correct 4 ms 6996 KB Output is correct
16 Correct 4 ms 6996 KB Output is correct
17 Correct 3 ms 6996 KB Output is correct
18 Correct 4 ms 6996 KB Output is correct
19 Correct 4 ms 6932 KB Output is correct
20 Correct 4 ms 6996 KB Output is correct
21 Correct 220 ms 249816 KB Output is correct
22 Correct 215 ms 249788 KB Output is correct
23 Correct 229 ms 249800 KB Output is correct
24 Correct 213 ms 249840 KB Output is correct
25 Correct 224 ms 249844 KB Output is correct
26 Correct 268 ms 249724 KB Output is correct
27 Correct 276 ms 249768 KB Output is correct
28 Correct 287 ms 249728 KB Output is correct
29 Correct 277 ms 249792 KB Output is correct
30 Correct 234 ms 249780 KB Output is correct
31 Correct 252 ms 249776 KB Output is correct
32 Correct 237 ms 249796 KB Output is correct
33 Correct 234 ms 249844 KB Output is correct
34 Correct 231 ms 249832 KB Output is correct
35 Correct 244 ms 249768 KB Output is correct
36 Correct 244 ms 249804 KB Output is correct
37 Correct 289 ms 249804 KB Output is correct
38 Correct 301 ms 249740 KB Output is correct
39 Correct 311 ms 249848 KB Output is correct
40 Correct 313 ms 249776 KB Output is correct
41 Correct 288 ms 249780 KB Output is correct
42 Correct 315 ms 249892 KB Output is correct
43 Correct 291 ms 249768 KB Output is correct
44 Correct 316 ms 249804 KB Output is correct
45 Correct 282 ms 249824 KB Output is correct
46 Correct 290 ms 249836 KB Output is correct
47 Correct 302 ms 249824 KB Output is correct
48 Correct 299 ms 249996 KB Output is correct
49 Correct 274 ms 249796 KB Output is correct

Subtask #5
0 / 52.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 724 KB Output is correct
2 Correct 1 ms 724 KB Output is correct
3 Correct 1 ms 724 KB Output is correct
4 Correct 1 ms 724 KB Output is correct
5 Correct 1 ms 688 KB Output is correct
6 Correct 1 ms 724 KB Output is correct
7 Correct 1 ms 724 KB Output is correct
8 Correct 1 ms 724 KB Output is correct
9 Correct 1 ms 692 KB Output is correct
10 Correct 4 ms 6996 KB Output is correct
11 Correct 4 ms 6996 KB Output is correct
12 Correct 4 ms 6960 KB Output is correct
13 Correct 4 ms 6996 KB Output is correct
14 Correct 3 ms 6996 KB Output is correct
15 Correct 4 ms 6996 KB Output is correct
16 Correct 4 ms 6996 KB Output is correct
17 Correct 3 ms 6996 KB Output is correct
18 Correct 4 ms 6996 KB Output is correct
19 Correct 4 ms 6932 KB Output is correct
20 Correct 4 ms 6996 KB Output is correct
21 Correct 220 ms 249816 KB Output is correct
22 Correct 215 ms 249788 KB Output is correct
23 Correct 229 ms 249800 KB Output is correct
24 Correct 213 ms 249840 KB Output is correct
25 Correct 224 ms 249844 KB Output is correct
26 Correct 268 ms 249724 KB Output is correct
27 Correct 276 ms 249768 KB Output is correct
28 Correct 287 ms 249728 KB Output is correct
29 Correct 277 ms 249792 KB Output is correct
30 Correct 234 ms 249780 KB Output is correct
31 Correct 252 ms 249776 KB Output is correct
32 Correct 237 ms 249796 KB Output is correct
33 Correct 234 ms 249844 KB Output is correct
34 Correct 231 ms 249832 KB Output is correct
35 Correct 244 ms 249768 KB Output is correct
36 Correct 244 ms 249804 KB Output is correct
37 Correct 289 ms 249804 KB Output is correct
38 Correct 301 ms 249740 KB Output is correct
39 Correct 311 ms 249848 KB Output is correct
40 Correct 313 ms 249776 KB Output is correct
41 Correct 288 ms 249780 KB Output is correct
42 Correct 315 ms 249892 KB Output is correct
43 Correct 291 ms 249768 KB Output is correct
44 Correct 316 ms 249804 KB Output is correct
45 Correct 282 ms 249824 KB Output is correct
46 Correct 290 ms 249836 KB Output is correct
47 Correct 302 ms 249824 KB Output is correct
48 Correct 299 ms 249996 KB Output is correct
49 Correct 274 ms 249796 KB Output is correct
50 Runtime error 487 ms 514080 KB Execution killed with signal 11
51 Halted 0 ms 0 KB -